second commit

env/lib/python3.11/site-packages/m3u8/version_matching.py

@@ -0,0 +1,39 @@
+from typing import List
+
+from m3u8 import protocol
+from m3u8.version_matching_rules import VersionMatchingError, available_rules
+
+
+def get_version(file_lines: List[str]):
+    for line in file_lines:
+        if line.startswith(protocol.ext_x_version):
+            version = line.split(":")[1]
+            return float(version)
+
+    return None
+
+
+def valid_in_all_rules(
+    line_number: int, line: str, version: float
+) -> List[VersionMatchingError]:
+    errors = []
+    for rule in available_rules:
+        validator = rule(version, line_number, line)
+
+        if not validator.validate():
+            errors.append(validator.get_error())
+
+    return errors
+
+
+def validate(file_lines: List[str]) -> List[VersionMatchingError]:
+    found_version = get_version(file_lines)
+    if found_version is None:
+        return []
+
+    errors = []
+    for number, line in enumerate(file_lines):
+        errors_in_line = valid_in_all_rules(number, line, found_version)
+        errors.extend(errors_in_line)
+
+    return errors